San Francisco
USA01:59 PM
Thursday, December 11, 2025
PST (UTC-08:00)
View San Francisco timezone details →Singapore
Singapore05:59 AM
Friday, December 12, 2025
GMT+8 (UTC+08:00)
View Singapore timezone details →Singapore is 16 hours ahead of San Francisco
Singapore is 16 hours ahead of San Francisco
No overlapping business hours (9 AM – 6 PM)
With a 16-hour time difference, standard business hours don't overlap. Consider early morning calls from San Francisco or late evening calls, or use asynchronous communication methods like email or recorded video messages.
The time difference varies seasonally due to Daylight Saving Time. In winter it's +16 hours, and in summer it's +15 hours.
San Francisco
Standard time
Singapore
Standard time